tributary of tributary of Homo sapiens popliteal vein small saphenous vein http://upload.wikimedia.org/wikipedia/commons/6/62/Gray582.png galen:LesserSaphenousVein BTO:0003272 UBERON:0001547 UMLS:C0226827 lesser saphenous vein MA:0002217 The small saphenous vein (also lesser saphenous vein), is a relatively large vein of the superficial posterior leg. [WP,unvetted]. FMA:44333 EMAPA:37187 vena saphena parva NCIT:C33546 SCTID:181404009 short saphenous vein Wikipedia:Small_saphenous_vein saphenous vein